Home / 31,571.75-43,569.62-17,424.29

Finding the Fourth Proportional to 31,571.75, 43,569.62 and 17,424.29

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Solution

The fourth proportional to 31,571.75, 43,569.62 and 17,424.29 is: 24,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,571.75 : 43,569.62 = 17,424.29 : x
  2. Step 2: Convert to fraction form
    31,571.75/43,569.62 = 17,424.29/x
  3. Step 3: Cross multiply
    31,571.75x = 43,569.62 × 17,424.29
  4. Step 4: Simplify right side
    31,571.75x = 759,169,694.07
  5. Step 5: Solve for x
    x = 759,169,694.07/31,571.75
  6. Step 6: Final answer
    x = 24,045.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.